Handle Session Interaction

Nucleic-Session: B08BD1C3-178D-44BD-827A-331F72A95821
Co-authored-by: Nucleic <[email protected]>

NucleicRemote/NucleicRemoteWidgets/SessionLiveActivity.swift

@@ -109,10 +109,23 @@ private struct LockScreenView: View {
 // MARK: - Shared pieces
 
 /// One session: state glyph + title + "project · Backend" + a right-aligned status/diff.
+///
+/// Each row is its own tap target: wrapped in a `Link` to `nucleic://session/<id>`, so tapping a
+/// specific session on the lock screen or expanded Dynamic Island opens *that* session — overriding
+/// the activity-wide `widgetURL` (which still governs the header, churn footer, and empty space, and
+/// remains the only tap target the compact/minimal presentations can offer).
 private struct SessionRow: View {
     let line: NucleicSessionAttributes.SessionLine
 
     var body: some View {
+        if let url = NucleicDeepLink.session(line.id) {
+            Link(destination: url) { rowContent }
+        } else {
+            rowContent
+        }
+    }
+
+    private var rowContent: some View {
         HStack(spacing: 8) {
             Image(systemName: ActivityPalette.glyph(line.kind))
                 .font(.footnote)